Michael Fassbender recently talked with The Times (UK) about fame, and Rob came up in the conversation:
So how does it feel to be on the launch pad of global fame? So far he has managed to protect his below-the-radar life. Working with Brad Pitt, he witnessed the downside: “A young female fanbase is the toughest to slip and slide away from,” he says. “I don’t suppose Robert Pattinson could just stroll down to Tesco without getting mobbed. It is nice to be able to go out and continue to observe people, a luxury as an actor".
via source